In areas with frequent power cuts or no electricity, non-electric water purifiers are a game-changer. This guide lists the best water purifiers that function without electricity, using gravity-based filtration with activated carbon and UF membranes. They’re eco-friendly, low-maintenance, and ideal for rural areas, small apartments, or emergency preparedness. We review top-performing models from brands like Tata Swach, Pureit, and Eureka Forbes. Whether you're off the grid or just want a backup solution, these purifiers provide clean drinking water with zero power consumption and minimal operational cost.